Specifications

rubber expansion joint
Our company can produce all kinds of rubber expansion joint, If you have inquiry, please contact us.

 

BESTFLOW company is one of the professional manufacturers and exporters of pipeline fittings and valves in China. The products include: steel fittings, steel flanges, steel nipples & couplings, iron fittings, valves, OEM service casting and forging parts etc., and they are widely used in the pipe systems of nuclear power plants, power station, water, natural gas, petrochemical, oilfields, fire-fighting, ship buildings, engineering fields and construction industry.   

 

 

Flexible single ball rubber expansion joint:

 

working pressureMPa(kgf/cm2 )		1.010)	1.6(16)	2.5(25)
burst pressureMPa(kgf/cm2 )		2.0(20)	3.0(30)	4.5(45)
vacuumKPa(mm/Hg)		53.3(400)	86.7(650)	100(750)
applicable temperature`C		-15`C~  15`C  under special conditions-30~+250
applicable media		Air,compressed air,water ,sea water ,hot water,oil,acid ,alkali,etc.

nominal diameter		length	flange thickness	quality of bolt	bolt hole diameter	diameter of the central ring of the bolt	axial displacement		lateral displacement	deflection  angle
mm	inch	mm		n			extension	compression
32	1.25	95	16	4	18	100	6	9	9	15°
40	1.5	95	18	4	18	110	6	10	9	15°
50	2	105	18	4	18	125	7	10	10	15°
65	2.5	115	20	4	18	145	7	13	11	15°
80	3	135	20	4	18	160	8	15	12	15°
100	4	150	22	8	18	180	10	19	13	15°
125	5	165	24	8	18	210	12	19	13	15°
150	6	180	24	8	23	240	12	20	14	15°
200	8	210	24	8	23	295	16	25	22	15°
250	10	230	26	12	23	350	16	25	22	15°
300	12	245	28	12	23	400	16	25	22	15°
350	14	255	28	16	23	460	16	25	22	15°
400	16	255	30	16	25	515	16	25	22	15°
450	18	255	30	20	25	565	16	25	22	15°
500	20	255	32	20	25	620	16	25	22	15°

 

 

Our company can produce all kinds of pipe fittings, valves and rubber joint, If you have any inquiry, plese contact us, we will offer you ur best price.